Ashtamudi Lake is undoubtedly a prime attraction of Kerala built in the 14th century AD, widely renowned as the stairway to heavenly backwaters of Kerala. Today, it has become the main center of boat cruises which offers you to witness scenic beauty, coupled with sightings of animals, birds, and butterflies. When it comes to rating, it has got the second largest wetland in Kerala with a palm shaped extensive water body and eight prominent arms, edging the Kollam town.
Ashtamudi wetland is an estuary, which lies in the Kollam district with a maximum depth of 6.4 m at the confluence zone. It is considered as the main source of livelihood for fishers living closely to it. Some water is also used for husk retting for coir production. Not only this, this estuary supports 57 species of birds and 97 species of fish.
As per the statistics, due to the deforestation, the original 54 sq m to 34 sq has been decreased in the year of 2007. The deforested land is used in the watershed as well as the increase in withdrawal of surface. Basically, it is using for irrigation, domestic, industrial and other uses.